<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
<!--  -->
    <div id="app">
        <cpn1></cpn1>
        <cpn2></cpn2>
    </div>
    <script src="../js/vue.js"></script>
    <script>
        // 1.创建第一个组件构造器(子组件)
        const cpnC1 = Vue.extend({
            template:`
                <div>
                    <h2>我是标题1</h2>
                    <p>hahhah</p>
                </div>
            `
        })

         // 1.创建第二个组件构造器(父组件)
         const cpnC2 = Vue.extend({
            template:`
                <div>
                    <h2>我是标题2</h2>
                    <p>呵呵呵呵</p>
                    <cpn1></cpn1>
                </div>
            `,
            components:{
                cpn1:cpnC1
            }
        })

// root组件
        const app = new Vue({
            el:'#app',
            data:{
                message:'你好呀！',
                
            },
            components:{
                    cpn1:cpnC1,
                    cpn2:cpnC2
                }
        })
    </script>
</body>
</html>